Souvenir envelope "Tuvaphil".
On February 22, 1995, the First promotional philatelic exhibition "TUVAPHIL" was held in Moscow, dedicated to Tuva postage stamps of 1926–1943 and the revival of national issues in 1994.
The envelope bears a printed 1-kopeck stamp "15th Anniversary of the Proclamation of the Tuvan People's Republic"
and a pair of standard 1-kopeck stamps overprinted "Postal Courier" for the Tuva stamp exhibition "Tuvaphil" 1995.

Souvenir envelope 1 Kopeck 1995.
Tuva.